Compaq dc7700 - Manual (Page 33)

Electrical Operating voltage + 5VDC ± 5%
Power consumption 100-mA maximum (with four LEDs ON)
System interface USB Type A plug connector
ESD CE level 4, 15-kV air discharge
EMI – RFI Conforms to FCC rules for a Class B
computing device
Microsoft PC 99 – 2001 Functionally compliant
Mechanical Languages 30+ available
Keycaps Low-profile design
Switch actuation 55 g nominal peak force with tactile feedback
Switch life 20 million keystrokes (using Hasco modified
tester)
Switch type Contamination-resistant membrane
Key-leveling
mechanisms For all double-wide and greater-length keys
Cable length 6 ft (1.8 m)
Microsoft PC 99 - 2001 Mechanically compliant
Acoustics 43-dBA maximum sound pressure level
Environmental Operating temperature 50° to 122° F (10° to 50° C)
Non-operating
temperature -22° to 140° F (-30° to 60° C)
Operating humidity 10% to 90% (non-condensing at ambient)
Non-operating humidity20% to 80% (non-condensing at ambient)
Operating shock 40 g, six surfaces
Non-operating shock 80 g, six surfaces
Operating vibration 2-g peak acceleration
Non-operating
vibration 4-g peak acceleration
Drop (out of box) 26 in (66 cm) on carpet, six-drop sequence
Drop (in box) 42 in (107 cm) on concrete, 16-drop
sequence
SMARTCARD function Support All ISO 7816 smart cards
Interface Reads from and writes to all ISO7816-1, 2, 3,
4 memory and microprocessor smart cards
(T=0, T=1)
Chipset SCM STCII
Standard APIs
supported PC/SC, EMV2000, SET
Power USB Port
Short circuit detection (protects smart card
and reader)
Power supply compliant with ISO7816 and
EMV (5V, 60 mA)
Supports 3-V and 5-V cards
Power consumption 250-mA maximum draw (50 mA for the
keyboard with three LEDs ON and 200-mA
maximum startup current using a high-
current, 60-mA smart card)
QuickSpecs
HP Compaq dc7700 Business PC
Technical Specifications - Input/Output Devices
DA - 12543 Worldwide QuickSpecs — Version 3 — 9.28.2006 Page 33